Read driver-update summary counts as one status per device and policy

Source facts

Microsoft represents each device once per policy in the summary, using the highest-priority status among its applicable updates. The documented priority order places NeedsReview above Cancelled and Error. The summary does not provide drill-through to device, update or policy details. Microsoft Learn.

Applicability

Use this interpretation for the Windows Driver updates summary report. Keep the policy-level device rollup separate from the detailed report for an individual driver update.

DSE recommendation

DSE recommends using the summary to route review work while consulting update-level detail for installation failures. A device represented under NeedsReview should still be checked for other applicable updates requiring action. Record the report type and policy when presenting counts so readers understand what was aggregated.

Verification

Choose a representative device with multiple applicable updates and compare its individual update states with its policy summary placement. Document which state determines the rollup and any additional failures requiring follow-up. Assign each unresolved installation issue to an owner. Reconcile the detailed investigation list before reporting that a low Error count means few failed installations.

Official references

Microsoft Learn: Reports for Windows driver update policies. Source reviewed September 17, 2026.